<template>
  <transition name="move">
    <div v-show="showFlag" class="food" ref="food">
      <div class="food-content">
        <div class="image-header">
          <img :src="food.image">
          <div class="back" @click="hide">
            <i class="icon-arrow_lift"></i>
          </div>
        </div>
        <div class="content">
          <h1 class="title">{{food.name}}</h1>
          <div class="detail">
            <span class="sell-count">月售{{food.sellCount}}</span>
            <span class="rating">好评率{{food.rating}}%</span>
          </div>
          <div class="price">
            <span class="now">￥{{food.price}}</span>
            <span class="old" v-show="food.oldPrice">￥{{food.oldPrice}}</span>
          </div>
          <div class="cartcontrol-wrapper">
            <cartcontrol :food="food"></cartcontrol>
          </div>
          <transition name="fade">
            <div @click.stop="addFirst" class="buy" v-show="!food.count || food.count === 0">加入购物车</div>
          </transition>
        </div>
        <split v-show="food.info"></split>
        <div class="info" v-show="food.info">
          <h1 class="title">商品信息</h1>
          <p class="text">{{food.info}}</p>
        </div>
        <split></split>
        <div class="rating">
          <h1 class="title">商品评价</h1>
          <ratingselect @selectformson="selectformson" @toggleformson="toggleformson" :select-type="selectType" :only-content="onlyContent" :desc="desc" :ratings="food.ratings"></ratingselect>
          <div class="rating-wrapper">
            <ul v-show="food.ratings && food.ratings.length">
              <li v-show="needShow(rating.rateType, rating.text)" v-for="(rating, index) in food.ratings" class="rating-item border-1px" :key="index">
                <div class="user">
                  <span class="name">{{rating.username}}</span>
                  <img class="avatar" width="12" height="12" :src="rating.avatar">
                </div>
                <div class="time">{{rating.rateTime | formatDate}}</div>
                <P class="text">
                  <span :class="{'icon-thumb_up':rating.rateType===0,'icon-thumb_down':rating.rateType===1}"></span>
                  {{rating.text}}
                </P>
              </li>
            </ul>
            <div class="no-rating" v-show="!food.ratings || !food.ratings.length">暂无评价</div>
          </div>
        </div>
      </div>
    </div>
  </transition>
</template>

<script type="text/ecmascript-6">
import BScroll from 'better-scroll';
import Vue from 'vue';
import cartcontrol from 'components/cartcontrol/cartcontrol';
import split from 'components/split/split';
import ratingselect from 'components/ratingselect/ratingselect';
import { formatDate } from 'common/js/date';
// const POSITIVE = 0;
// const NEGATIVE = 1;
const ALL = 2;
export default {
  props: {
    food: {
      type: Object
    }
  },
  data () {
    return {
      showFlag: false,
      selectType: ALL,
      onlyContent: true,
      desc: {
        all: '全部',
        positive: '推荐',
        negative: '吐槽'
      }
    };
  },
  methods: {
    show () {
      this.showFlag = true;
      this.selectType = ALL;
      this.onlyContent = true;
      this.$nextTick(() => {
        if (!this.scroll) {
          this.scroll = new BScroll(this.$refs.food, {
            click: true
          });
        } else {
          this.scroll.refresh();
        }
      });
    },
    hide () {
      this.showFlag = false;
    },
    addFirst (event) {
      if (!event._constructed) {
        return;
      }
      this.$emit('cardAdd', event.target);
      Vue.set(this.food, 'count', 1);
    },
    needShow (type, text) {
      if (this.onlyContent && !text) {
        return false;
      }
      if (this.selectType === ALL) {
        return true;
      } else {
        return type === this.selectType;
      }
    },
    selectformson (type) {
      this.selectType = type;
      this.$nextTick(() => {
        this.scroll.refresh();
      });
    },
    toggleformson (content) {
      this.onlyContent = content;
      this.$nextTick(() => {
        this.scroll.refresh();
      });
    }
  },
  filters: {
    formatDate (time) {
      let date = new Date(time);
      return formatDate(date, 'yyyy-MM-dd hh:mm');
    }
  },
  components: {
    cartcontrol,
    split,
    ratingselect
  }
};
</script>

<style scoped lang="stylus" rel="stylesheet/stylus">
@import '../../common/stylus/mixin.styl'

.move-enter-active, .move-leave-active
  transition: all 0.2s linear
  transform: translate3d(0, 0, 0)
.move-enter, .move-leave-to
  transform: translate3d(100%, 0, 0)
.food
  position: fixed
  left: 0
  top: 0
  bottom: 48px
  z-index: 30
  width: 100%
  background: #fff
  .image-header
    position: relative
    width: 100%
    height: 0
    padding-top: 100%
    img
      position: absolute
      top: 0
      left: 0
      width: 100%
      height: 100%
    .back
      position: absolute
      left: 0
      top: 10px
      .icon-arrow_lift
        display: block
        padding: 10px
        font-size: 20px
        color: #b7b7b7
  .content
    padding: 18px
    position: relative
    .title
      line-height: 14px
      margin-bottom: 8px
      font-size: 14px
      font-weight: 700
      color: rgb(7, 17, 27)
    .detail
      margin-bottom: 18px
      line-height: 10px
      height: 10px
      font-size: 0
      .sell-count, .rating
        font-size: 10px
        color: rgb(147, 153, 159)
      .sell-count
        margin-right: 12px
    .price
      font-weight: 700
      line-height: 24px
      .now
        margin-right: 8px
        font-size: 14px
        color: rgb(240, 20, 20)
      .old
        text-decoration: line-through
        font-size: 10px
        color: rgb(147, 153, 159)
    .cartcontrol-wrapper
      position: absolute
      right: 12px
      bottom: 12px
    .fade-enter-active, .fade-leave-active
      opacity: 1
      transition: all 0.2s linear
    .fade-enter, .fade-leave-to
      opacity: 0
    .buy
      position: absolute
      right: 18px
      bottom: 18px
      z-index: 10
      height: 24px
      line-height: 24px
      padding: 0 12px
      box-sizing: border-box
      border-radius: 12px
      font-size: 10px
      color: #ffffff
      background: rgb(0, 160, 220)
  .info
    padding: 18px
    .title
      line-height: 14px
      margin-bottom: 6px
      font-size: 14px
      color: rgb(7, 17, 27)
    .text
      padding: 0 8px
      line-height: 24px
      font-size: 12px
      color: rgb(77, 85, 93)
  .rating
    padding-top: 18px
    .title
      line-height: 14px
      margin-left: 18px
      font-size: 14px
      color: rgb(7, 17, 27)
    .rating-wrapper
      padding: 0 18px
      .rating-item
        position: relative
        padding: 16px 0
        border-1px(rgba(7, 17, 27, 0.1))
        .user
          position: absolute
          right: 0
          top: 16px
          font-size: 0
          line-height: 12px
          .name
            display: inline-block
            margin-right: 6px
            vertical-align: top
            font-size: 10px
            color: rgb(147, 153, 159)
          .avatar
            border-radius: 50%
        .time
          margin-bottom: 6px
          line-height: 12px
          font-size: 10px
          color: rgb(147, 153, 159)
        .text
          line-height: 16px
          font-size: 12px
          color: rgb(7, 17, 27)
          .icon-thumb_up, .icon-thumb_down
            margin-right: 4px
            line-height: 16px
            font-size: 12px
          .icon-thumb_up
            color: rgb(0 160, 220)
          .icon-thumb_down
            color: rgb(147, 153, 159)
      .no-rating
        padding: 16px 0
        font-size: 12px
        color: rgb(147, 153, 159)
</style>
